H. Ghazaly, M. Khalefa, M. Sedeek, and M. Hasanen, “Sphenopalatine ganglion block with lidocaine versus bupivacaine for optimizing intraoperative bleeding and surgical field visibility during endoscopic septoplasty: a randomized double-blind controlled trial”, apic, vol. 28, no. 1, pp. 92-99, Feb. 2024.